@article{705310,
      note = {Includes index.},
      author = {Xu, Jiagu.},
      url = {http://library.usi.edu/record/705310},
      title = {Lecture notes on mathematical olympiad courses for junior  section, volume 2 / [electronic resource] :},
      publisher = {World Scientific Publishing Co.,},
      recid = {705310},
      pages = {1 online resource (xii, 178 p.)},
      address = {Singapore :},
      year = {2010},
}